A L V I N ! ! ! ! ! ! ! ! Struggling songwriter Dave Seville (Jason Lee) opens his home to a talented trio of chipmunks named Alvin, Simon and Theodore, they become overnight music sensations. But when a greedy record producer (David Cross) tries to exploit the "boys", Dave must use a little human ingenuity and a lot of 'munk mischief to get his furry family back before it's too late!